The builder was leaked online in after a disgruntled developer reportedly stole the code from the LockBit ransomware-as-a-service (RaaS) group. It was initially shared via Twitter accounts like @ali_qushji and @protonleaks , and the code has since been mirrored on platforms like GitHub .
is the filename of a leaked software package that allows anyone to generate custom versions of the LockBit 3.0 ransomware, also known as "LockBit Black". Overview of the Leak LockBit3Builder.7z
: A tool to generate unique encryption and decryption keys. The builder was leaked online in after a
: A batch file that automates the compilation of the ransomware binaries. Technical Capabilities LockBit3Builder.7z
: The core executable used to compile the final ransomware payload.